作者投稿和查稿 主编审稿 专家审稿 编委审稿 远程编辑

计算机工程 ›› 2010, Vol. 36 ›› Issue (15): 151-152,155. doi: 10.3969/j.issn.1000-3428.2010.15.053

• 安全技术 • 上一篇    下一篇

一种语音混沌保密通信方案的DSP实现

朱延钊   

  1. (华南理工大学计算中心,广州 510640)
  • 出版日期:2010-08-05 发布日期:2010-08-25
  • 作者简介:chaos; secrecy communication; DSP realization

DSP Realization for Voice Chaotic Secrecy Communication Scheme

ZHU Yan-zhao   

  1. (Computer Center, South China University of Technology, Guangzhou 510640)
  • Online:2010-08-05 Published:2010-08-25

摘要: 针对混沌通信的技术实现问题,提出用第一类分段Lorenz系统通过驱动-响应式同步的方法实现语音混沌保密通信的方案,包括利用数字化处理技术,对连续时间系统作离散化处理,以及用5509系列数字信号处理器实现该方案的系统设计原理与具体实现过程。理论分析与硬件实现结果证明了该方法的可行性。

关键词: 混沌, 保密通信, DSP实现

Abstract: According to the technology for realizing chaos communication, a scheme for the implementation of voice chaotic secrecy communication is proposed by means of the first type piecewise-linear Lorenz system and drive-response method, including utilizing digital processing technology, continuous time system discretization, and the system design principle of the scheme by using 5509 series digital signal processors. Theoretical analysis and hardware implementation results demonstrate the effectiveness of the presented scheme.

Key words: chaos, secrecy communication, DSP realization

中图分类号: